<div class="app-search-bar app-flex-row app-flex-center">
    <input type="text" ng-model="text" placeholder="输入关键词检索" ng-keydown="search($event)"/>
    <svg class="app-icon app-icon-20 ft-color-grey-light" aria-hidden="true" ng-click="clear()">
        <use xlink:href="#icon-cross1"></use>
    </svg>
</div>